Cup holder



FIG. 1 is a perspective view of a cup holder showing my new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a front elevational view thereof;

FIG. 5 is a rear elevational view thereof; and,

FIG. 6 is a right elevational view thereof; the left side view being a mirror image of that shown.

The broken line showing of the cup is for illustrative purposes only and forms no part of the claimed design. 

The ornamental design for a cup holder, as shown and described. 